/*
 * Copyright (c) 2002-2020 Manorrock.com. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *   1. Redistributions of source code must retain the above copyright notice,
 *      this list of conditions and the following disclaimer.
 *   2. Redistributions in binary form must reproduce the above copyright
 *      notice, this list of conditions and the following disclaimer in the
 *      documentation and/or other materials provided with the distribution.
 *   3. Neither the name of the copyright holder nor the names of its
 *      contributors may be used to endorse or promote products derived from
 *      this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package cloud.piranha.http.impl;

import static java.util.logging.Level.FINE;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Logger;

/**
 * The thread factory used by the default implementation of HTTP server.
 *
 * <p>
 *  This thread factory is when vending new processing threads.
 * </p>
 *
 * @author Manfred Riem (mriem@manorrock.com)
 */
class DefaultHttpServerThreadFactory implements ThreadFactory {

    /**
     * Stores the logger.
     */
    private static final Logger LOGGER = Logger.getLogger(
            DefaultHttpServerThreadFactory.class.getPackageName());

    /**
     * Stores the id.
     */
    private final AtomicInteger id = new AtomicInteger(0);

    /**
     * @see ThreadFactory#newThread(java.lang.Runnable)
     */
    @Override
    public Thread newThread(Runnable runnable) {
        if (LOGGER.isLoggable(FINE)) {
            LOGGER.log(FINE, "Creating new processing thread");
        }
        return new Thread(runnable, "DefaultHttpServer-ProcessingThread-"
                + id.getAndIncrement());
    }
}
